| Acronym | Meaning |
| EHLS | Environmental Health Laboratory Sciences |
| DEBITS | Deposition Of Biogeochemically Important Trace Species |
| QCA | Quasicrystalline Approximation |
| FOSFA | Federation Of Oils |
| ERL | Environmental Research Laboratory |
| FCS | Fluorescence Correlation Spectroscopy |
| DHS | Department Of Health Services |
| ACHMM | Academy Of Certified Hazardous Materials Managers |
| LASCS | Light-activated Silicon Controlled Switch |
| PESOS | Photoelectron Spectroscopy Of The Outer Shell |